Advertisements
Advertisements
प्रश्न
When two quantities x and y are in ______ proportion or vary ______ they are written as `x oo y`.
Advertisements
उत्तर
When two quantities x and y are in direct proportion or vary directly, they are written as `x oo y`.
APPEARS IN
संबंधित प्रश्न
A 5 m 60 cm high vertical pole casts a shadow 3 m 20 cm long. Find at the same time the length of the shadow cast by another pole 10 m 50 cm high.
If 25 men earn Rs 1000 in 10 days, how much will 15 men earn in 15 days?
If 9 girls can prepare 135 garlands in 3 hours, how many girls are needed to prepare 270 garlands in 1 hour?
A postman can sort out 738 letters in 6 hours. How many letters can be sorted in 9 hours?
If x = 5y, then x and y vary ______ with each other.
If the thickness of a pile of 12 cardboard sheets is 45 mm, then the thickness of a pile of 240 sheets is ______ cm.
Write whether the following statement vary directly, vary inversely with each other, or neither of the two.
Simple interest on a given sum and the rate of interest.
From the following table, determine if x and y are in direct proportion or not.
| x | 3 | 6 | 15 | 20 | 30 |
| y | 12 | 24 | 45 | 60 | 120 |
Ravi starts for his school at 8:20 a.m. on his bicycle. If he travels at a speed of 10 km/h, then he reaches his school late by 8 minutes but on travelling at 16 km/h he reaches the school 10 minutes early. At what time does the school start?
